{"capabilities":{"pushNotifications":false,"stateTransitionHistory":false,"streaming":false},"defaultInputModes":["application/json"],"defaultOutputModes":["application/json"],"description":"Pay-per-call API gateway on the x402 protocol (HTTP 402 + USDC on Base). Agents discover APIs, read MCP-style metadata, and call any listed API per request — no accounts, API keys, or SDKs.","documentationUrl":"https://apiosk.com/docs","name":"Apiosk Gateway","payments":{"challengeStatus":402,"discovery":"https://gateway.apiosk.com/.well-known/x402","proofHeader":"X-Payment","protocol":"x402","settlementAsset":"USDC","settlementNetwork":"Base"},"preferredTransport":"HTTP+JSON","protocolVersion":"0.3.0","provider":{"organization":"Apiosk","url":"https://apiosk.com"},"skills":[{"description":"List every active, verified API with pricing. Supports search, category, sort, order, limit, offset.","examples":["GET https://gateway.apiosk.com/v1/apis?search=weather","GET https://gateway.apiosk.com/types"],"id":"discover-apis","name":"Discover APIs","tags":["discovery","catalog"]},{"description":"MCP-style, agent-native manifest for one API: operations, input/output schemas, pricing, tool annotations.","examples":["GET https://gateway.apiosk.com/{api_slug}/metadata"],"id":"read-api-metadata","name":"Read API metadata","tags":["discovery","mcp"]},{"description":"Call any listed API through the uniform execute contract or the transparent proxy path. Paid endpoints return HTTP 402 with x402 payment requirements until an X-Payment proof is supplied.","examples":["POST https://gateway.apiosk.com/{api_slug}/execute","GET https://gateway.apiosk.com/{api_slug}/{path}"],"id":"execute-api","name":"Execute an API","tags":["execution","x402","payments"]}],"url":"https://gateway.apiosk.com","version":"0.1.0"}